ACPL-675KL Equivalent & Substitute Parts

Part Overview

The ACPL-675KL is a hermetic optocoupler manufactured by Broadcom, designed for high-voltage isolation applications requiring 1500VDC isolation rating. This Darlington output optoisolator operates as a single-channel device in an 8-DIP butt joint package and is classified as Active product status. The component is suitable for applications demanding reliable galvanic isolation with fast switching characteristics. Substitute parts are identified to provide design flexibility, inventory availability, and continuity of supply while maintaining electrical and mechanical compatibility.

Substiute Parts

ACPL-675KL

BroadcomIn Stock: 996ACPL-675KL Datasheet

Current PartRFQ

ACPL-6750L

Broadcom LimitedIn Stock: 1244ACPL-6750L Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the ACPL-675KL are identified based on strict equivalence across the following critical parameters:

• Voltage - Isolation: 1500VDC
• Number of Channels: 1
• Current Transfer Ratio (Min): 200% @ 5mA
• Output Type: Darlington
• Voltage - Output (Max): 20V
• Current - Output / Channel: 40mA
• Turn On / Turn Off Time (Typ): 2µs, 6µs
• Vce Saturation (Max): 110mV
• Operating Temperature: -55°C ~ 125°C
• Package / Case: 8-SMD Butt Joint
• RoHS Status: ROHS3 Compliant

The ACPL-6750L meets all specified electrical and mechanical parameters, confirming direct substitutability within the defined application scope.

Parameter Comparison

Engineering Selection Recommendations

Both the ACPL-675KL and ACPL-6750L are Active product status components manufactured by Broadcom, ensuring ongoing support and availability. Both parts maintain ROHS3 compliance and identical electrical specifications across all critical parameters. Selection between these parts may be based on inventory availability, lead time, or supply chain considerations, as they are electrically and mechanically interchangeable. The ACPL-6750L currently maintains higher inventory levels (1138 Pcs vs. 935 Pcs), which may influence procurement decisions for high-volume applications.

Frequently Asked Questions (FAQ)

Q: Can ACPL-6750L be used as a direct replacement for ACPL-675KL?

A: Yes. The ACPL-6750L meets all electrical and mechanical specifications of the ACPL-675KL, including isolation voltage, current transfer ratio, output characteristics, switching times, and package configuration. Both components are rated for identical operating temperature ranges and maintain ROHS3 compliance.

Q: Are there any package differences between these parts?

A: No. Both the ACPL-675KL and ACPL-6750L use the 8-SMD Butt Joint package configuration with identical pinout and mechanical dimensions.

Q: What isolation voltage do these optocouplers provide?

A: Both parts provide 1500VDC isolation rating, suitable for high-voltage galvanic isolation applications.

Q: What is the maximum output current for these devices?

A: The maximum output current per channel is 40mA for both the ACPL-675KL and ACPL-6750L.

Q: Are both parts suitable for the full industrial temperature range?

A: Yes. Both components operate across the -55°C to 125°C temperature range, covering extended industrial and military applications.